package com.wangjiawei.util;

import java.util.Random;

/**
 * 2 * @Author: 小王同学
 * 3 * @Date: 2020/10/4 14:09
 * 4
 */
public class RandomUtil {

    private static Random r = new Random();
    public static int getCode(){
        return r.nextInt(900000) + 100000;
    }

}
